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DAI CHANGHONG

Overview
  • Total Patents
    562
  • GoodIP Patent Rank
    60,372
  • Filing trend
    ⇩ 100.0%
About

DAI CHANGHONG has a total of 562 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1999. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets environmental technology, materials and metallurgy and civil engineering are QINGDAO SHOUTAI AGRICULTURAL SCIENCE & TECH CO LTD, UL JANOVSKIJ GTU and JIWEI WANG.

Patent filings in countries

World map showing DAI CHANGHONGs patent filings in countries

Patent filings per year

Chart showing DAI CHANGHONGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dai Changhong 557
#2 Dai Qifan 3
#3 Dai Changhong Zhang 3
#4 Lu Xuhua 2
#5 Dai Changhong Shuili Zhang 1
#6 Dai Changhong Zhao 1

Latest patents

Publication Filing date Title
CN108691820A A kind of diffusion pump
CN108663400A Thermal conductivity of vacuum glass instrument
WO2016078593A1 Vacuum glass and manufacturing method therefor
CN106274916A Quick air middle orbit transportation system
CN106274915A Quickly logistics low-altitude track transportation network
CN106277848A The continuous way of vacuum glass produces stove
CN106277728A The continuous industrial of toughened vacuum glass produces stove
CN106277729A The continuous way of toughened vacuum glass produces stove
CN106277727A The continuous way having the toughened vacuum glass of bleeding point produces stove
CN104790523A Energy-saving glass house
CN105985009A Continuous vacuum welding furnace
CN104651587A Vacuum furnace and continuous vacuum furnace
CN104628269A Argon-filled negative pressure hollow glass and preparation method thereof
CN104628268A Negative pressure hollow glass and preparation method thereof
CN105669004A Groove sealed vacuum glass insulation panel and preparation method thereof
CN105621868A Vacuum glass with sealed strip frame and groove as well as preparation method thereof
CN105669006A Compound sealed vacuum glass insulation panel and preparation method thereof
CN105645743A Vacuum glass with two or a plurality of paths of sealing and a preparing method thereof
CN105669003A Vacuum glass insulation panel and preparation method thereof
CN105669007A Vacuum-glass heat-insulating board and manufacturing method thereof